The Energy band diagram of MOS system when gate voltage is equal to threshold voltage is:

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11a.png"><img alt="Energy band diagram of MOS system when gate voltage is equal to threshold voltage - option a" class="alignnone size-full wp-image-162172" height="104" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11a.png" width="215"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11b.png"><img alt="Energy band diagram of MOS system when gate voltage is equal to threshold voltage - option b" class="alignnone size-full wp-image-162173" height="127" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11b.png" width="215"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11c.png"><img alt="Energy band diagram of MOS system when gate voltage is equal to threshold voltage - option c" class="alignnone size-full wp-image-162175" height="121" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11c.png" width="216"/></a>
• D. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11d.png"><img alt="Energy band diagram of MOS system when gate voltage is equal to threshold voltage - option d" class="alignnone size-full wp-image-162176" height="147" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-mos-threshold-voltage-q11d.png" width="225"/></a>